Optimise Performance & ab testing - Klaviyo UK
2026-03-10 18:13 Diff

With your base strategies in place, it’s time to optimise. Learn how to gather more customer data, A/B test, and fine tune your retention strategy.

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Your 3 key objectives

Maximise profile data

Gather more customer data through progressive profiling

Messages that are tailored to your subscribers’ interests are more impactful, but first, you need to learn more about them.

Identify what you’d like to know about your customers based on your business, like wedding date, type of pet, or skin type, and add an input field to your sign-up form to ask. Use additional forms like a multi-step flyout form to learn more about your subscribers after sign up.

Learn how to use forms to collect more data

Maximise profile data

Create powerful segments using profile data

Use the data you’ve collected and stored to create new segments that can be used to target campaigns, forms, flows and more.

Klaviyo Reviews allows segmentation by rating and by feedback collected through custom questions in the review. If you use a different tool to collect customer reviews, make sure that data is syncing to Klaviyo so you can use it in segmentation.

Learn how to create segments with customer review data

Resources to inspire your growth

Collect customer data to personalise your messaging

This course will introduce you to all the methods within Klaviyo for collecting zero- and first-party data to enrich customer profiles.

Getting started with Klaviyo Reviews

Learn how to use Klaviyo Reviews to increase sales, build stronger relationships, and enhance your customer support.

Customer-first marketing: the new playbook for the privacy-first era

Build relationships and cultivate loyalty with curated experiences based your customers’ interests.

Experiment and refine

Put your customer data to work

Profile data, whether automatically collected or provided by the customer, can be used to tailor your message to your recipient and increase their chance of converting.

Experiment and refine

Drive more conversions with A/B testing

Increase campaign open, click, and conversion rates through experimentation and testing.

Experiment and refine

Maximise engagement with experimentation

Focus experimentation on driving better engagement across your marketing funnel.

Resources to inspire your growth

Enhance your marketing with A/B testing

Learn how to build a strategy for regular testing and optimisation, and how to apply your learnings to improve future marketing efforts.

Optimise form display settings with AI

Stop guessing and put data in the driver’s seat. Let Klaviyo AI find the optimal timing of when a visitor should see a form on your site.

Testing and optimising flows

This recorded training covers the fundamentals of A/B testing. Learn how to use A/B testing in flows and get practical examples of what to test.

Improve retention

Automate repeat purchases with retention flows

Automate your retention marketing with flows that drive conversions and target high-intent shoppers with the perfect message.

Learn how to build a Klaviyo back in stock flow to alert customers about inventory if you are using the Shopify, BigCommerce, or Magento 2 platforms, or have an inventory-aware custom catalog feed.

Learn how to build a back in stock flow

Improve retention

Expand your SMS program

Advance your SMS program by adding SMS throughout the customer lifecycle and move toward parity with your email strategy.

Improve retention

Manage your audience to keep deliverability strong

Email inbox providers actively monitor how often your recipients engage with your emails, and you should too. Be more efficient with every send by maintaining an active and engaged list of subscribers.

Resources to inspire your growth

Increase CLV with an AI repeat purchase flow

Use predictive insights in Klaviyo to design an AI-powered flow that reaches customers at the right time, with the right message.

SMS use cases and examples to inspire your next send

See how brands use SMS to drive more sales and build relationships, with tips for creating your own SMS strategy.

Earn your deliverability certificate

Own your email sender reputation and prove that you understand how to execute a strong email sending strategy.